FIELD: light industry.
SUBSTANCE: device comprises metallic base for mounting the specimens of fur, platform mounted on the top section of the specimen to be tested, member for applying deformation made of two changeable permanent magnets secured to the top plane of the platform and power coil connected with the generator of the standard signals for permitting the change of signal frequency, member for recording deformation made of a laser emitter whose light beam is overlapped by means of the magnet, and photodetector that is connected with the digital AC voltmeter.
EFFECT: enhanced precision and reliability.
2 dwg, 1 tbl
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